The Impossibility of Destroying Ourself

I cannot quite show that there is not, let's say, 50 light years away, that there is another intelligent life-sport out there and what shall well, will just be annihilated. And they'll take over from us. This is possible. But the full implications, if they're not there, then given that, which I don't have observational evidence of a billion light years away,. Then we, in that circumstance, indeed,Indeed, we cannot destroy ourselves until we've given rise to our human downloads and our artificial intelligence descendants. So then, how is it? Yeah, I see how it is, but it's very strictly deterministic exactly in the way that Einstein